Mercurial > hg > truffle
comparison test/compiler/6795161/Test.java @ 565:7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
Summary: Use merged memory state for an allocation's slow path.
Reviewed-by: never
author | kvn |
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date | Thu, 05 Feb 2009 14:43:58 -0800 |
parents | |
children | c18cbe5936b8 |
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564:323728917cf4 | 565:7fe62bb75bf4 |
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1 /* | |
2 * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 /* | |
26 * @test | |
27 * @bug 6795161 | |
28 * @summary Escape analysis leads to data corruption | |
29 * @run main/othervm -server -Xcomp -XX:CompileOnly=Test -XX:+DoEscapeAnalysis Test | |
30 */ | |
31 | |
32 class Test_Class_1 { | |
33 static String var_1; | |
34 | |
35 static void badFunc(int size) | |
36 { | |
37 try { | |
38 for (int i = 0; i < 1; (new byte[size-i])[0] = 0, i++) {} | |
39 } catch (Exception e) { | |
40 // don't comment it out, it will lead to correct results ;) | |
41 //System.out.println("Got exception: " + e); | |
42 } | |
43 } | |
44 } | |
45 | |
46 public class Test { | |
47 static String var_1_copy = Test_Class_1.var_1; | |
48 | |
49 static byte var_check; | |
50 | |
51 public static void main(String[] args) | |
52 { | |
53 var_check = 1; | |
54 | |
55 Test_Class_1.badFunc(-1); | |
56 | |
57 System.out.println("EATester.var_check = " + Test.var_check + " (expected 1)\n"); | |
58 } | |
59 } | |
60 |